lead fill enters|-10-10-10-10-------12-12-12-12-------9--9--9--9--------------------||-12-12-12-12-------12-12-12-12-------10-10-10-10-------8-8-8-8-----||-11-11-11-11-------11-11-11-11-------9--9--9--9--------7-7-7-7-----||-------------------------------------7--7--7--7--------5-5-5-5-----||-------------------------------------------------------------------||-------------------------------------------------------------------|